mcs/class/System.XML/System.Xml/XmlNamedNodeMap.cs

   1 //
   2 // System.Xml.XmlNamedNodeMap
   3 //
   4 // Author:
   5 //   Jason Diamond (jason@injektilo.org)
   6 //   Duncan Mak  (duncan@ximian.com)
   7 //
   8 // (C) 2002 Jason Diamond  http://injektilo.org/
   9 //
  10
  11 using System;
  12 using System.Collections;
  13
  14 namespace System.Xml
  15 {
  16         public class XmlNamedNodeMap : IEnumerable
  17         {
  18                 XmlNode parent;
  19                 ArrayList nodeList;
  20
  21                 internal XmlNamedNodeMap (XmlNode parent)
  22                 {
  23                         this.parent = parent;
  24                         nodeList = new ArrayList ();
  25                 }
  26
  27                 public virtual int Count {
  28                         get { return nodeList.Count; }
  29                 }
  30
  31                 public virtual IEnumerator GetEnumerator ()
  32                 {
  33                         return nodeList.GetEnumerator ();
  34                 }
  35
  36                 public virtual XmlNode GetNamedItem (string name)
  37                 {
  38                         foreach (XmlNode node in nodeList) {
  39                                 if (node.Name == name)
  40                                         return node;
  41                         }
  42                         return null;
  43                 }
  44
  45                 public virtual XmlNode GetNamedItem (string localName, string namespaceURI)
  46                 {
  47                         foreach (XmlNode node in nodeList) {
  48                                 if ((node.Name == localName)
  49                                     && (parent.NamespaceURI == namespaceURI))
  50                                         return node;
  51                         }
  52
  53                         return null;
  54                 }
  55
  56                 public virtual XmlNode Item (int index)
  57                 {
  58                         if (index < 0 || index > nodeList.Count)
  59                                 return null;
  60                         else
  61                                 return (XmlNode) nodeList [index];
  62                 }
  63
  64                 public virtual XmlNode RemoveNamedItem (string name)
  65                 {
  66                         XmlNode removed = null;
  67
  68                         foreach (XmlNode node in nodeList)
  69                                 if (node.Name == name) {
  70                                         removed = node;
  71                                         nodeList.Remove (node);
  72                                 }
  73
  74                         return removed;
  75                 }
  76
  77                 public virtual XmlNode RemoveNamedItem (string localName, string namespaceURI)
  78                 {
  79                         XmlNode removed = null;
  80
  81                         foreach (XmlNode node in nodeList)
  82                                 if ((node.Name == localName)
  83                                     && (parent.NamespaceURI == namespaceURI)) {
  84                                         removed = node;
  85                                         nodeList.Remove (node);
  86                                 }
  87
  88                         return removed;
  89                 }
  90
  91                 public virtual XmlNode SetNamedItem (XmlNode node)
  92                 {
  93                         XmlNode replaced = null;
  94
  95                         foreach (XmlNode x in nodeList)
  96                                 if (x == node)
  97                                         replaced = x;
  98
  99                         nodeList.Add (node);
 100                         return replaced;
 101                 }
 102         }
 103 }